...huh. [ male announcer ] technology that makes you feel superhuman... um, where do i sign in? that's powerful. marvel's iron man 3 in theaters may 3rd. ♪ >>> boston and newtown, connecticut, are now linked together. this year's boston marathon honored the sandy hook shooting victims. we'll see how the horror of the bombing takes on special significance for newtown, connecticut. you're watching "cbs this morning." e announcer ] are you sensitive to dairy? then you'll love lactose-free lactaid® it's 100% real milk that's easy to digest so you can fully enjoy the dairy you love. lactaid®. for 25 years, easy to digest. easy to love. we went out and asked people a simple question: how old is the oldest person you've known? we gave people a sticker and had them show us. we learned a lot of us have known someone who's lived well into their 90s. and that's a great thing. but even though we're living longer, one thing that hasn't changed: the official retirement age. ♪ ♪ the question is how do you make sure you have the money you need to enjoy all of these years. ♪ ♪ can't